🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.78 AU - 0.94 AU

Year: 296 Days

Day: 29.1 Hours

Environment

Temp: 80 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,619,036 km

• M1: 103,671 km (0.042 R)
• M2: 575,054 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.03 AU - 1.07 AU

Year: 399 Days

Day: 17.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.25 AU - 1.91 AU

Year: 737 Days

Day: 34 Hours

Environment

Temp: -43 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.7 AU - 2.82 AU

Year: 1700 Days

Day: 19.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,619,036 km

• M1: 1,322,595 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.93 AU - 4.53 AU

Year: 2672 Days

Day: 20.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,619,036 km

• M1: 42,935 km (0.102 R)

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 9.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.91 AU - 6.21 AU

Year: 4221 Days

Day: 5.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,619,036 km

• M1: 114,891 km (0.053 R)
• M2: 433,086 km (0.111 R)
• M3: 852,109 km (0.096 R)
• M4: 1,415,944 km (0.036 R)
• M5: 2,211,805 km (0.117 R)
• M6: 4,007,727 km (0.052 R)
• M7: 4,704,554 km (0.111 R)
• M8: 9,307,680 km (0.118 R)
• M9: 10,994,696 km (0.096 R)
• M10: 11,599,669 km (0.067 R)
• M11: 12,397,774 km (0.118 R)
• M12: 13,008,881 km (0.101 R)
• M13: 13,457,675 km (0.117 R)
• M14: 16,266,824 km (0.042 R)
• M15: 18,250,342 km (0.074 R)
• M16: 18,699,435 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 12

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.86 AU - 10.24 AU

Year: 10945 Days

Day: 13.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,619,036 km

• M1: 149,299 km (0.03 R)
• M2: 635,492 km (0.036 R)
• M3: 1,763,460 km (0.059 R)
• M4: 4,720,860 km (0.116 R)
• M5: 10,351,574 km (0.073 R)
• M6: 15,016,335 km (0.11 R)
• M7: 16,154,924 km (0.032 R)
• M8: 18,874,763 km (0.116 R)
• M9: 21,811,370 km (0.07 R)
• M10: 22,417,989 km (0.114 R)
• M11: 29,946,651 km (0.104 R)
• M12: 30,601,890 km (0.047 R)
• M13: 32,428,480 km (0.116 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 16,571 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit